12003123033 has 12 divisors (see below), whose sum is σ = 18914012208. Its totient is φ = 7274619960.

The previous prime is 12003123019. The next prime is 12003123053. The reversal of 12003123033 is 33032130021.

It is not a de Polignac number, because 12003123033 - 2¹⁰ = 12003122009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12003122997 and 12003123015.

It is not an unprimeable number, because it can be changed into a prime (12003123053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60621735 + ... + 60621932.

It is an arithmetic number, because the mean of its divisors is an integer number (1576167684).

Almost surely, 2^12003123033 is an apocalyptic number.

It is an amenable number.

12003123033 is a deficient number, since it is larger than the sum of its proper divisors (6910889175).

12003123033 is a wasteful number, since it uses less digits than its factorization.

12003123033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121243684 (or 121243681 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12003123033 its reverse (33032130021), we get a palindrome (45035253054).

The spelling of 12003123033 in words is "twelve billion, three million, one hundred twenty-three thousand, thirty-three".